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Single Family ResidenceResidential
$862,480$204 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $800,000 on Mar 1, 2022

18519 ARBOR RUN LN

TOMBALL, TX 77377
5
Beds
5.5
Baths
4,224 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$862K
$815K low$910K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$800,000 · Mar 1, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,327 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$817,207 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$154,327
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$662,880
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$749,423
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$817,207

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.79 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.''

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.26
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Wildwood Elementary SchoolA+
Elementary · Grades PK–4 · 0.4 mi
H
Tomball Memorial High SchoolA
High · Grades 9–12 · 0.8 mi
M
Grand Lakes Junior High SchoolA
Middle · Grades 7–8 · 4.6 mi

District: Tomball Independent School District

Neighborhood · ZIP 77377These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.37
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.42,020
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,095 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,135
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,540
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

18519 Arbor Run Ln measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 94% of homes in Tomball 77377
  • Costs more per square foot than 84% of homes in Tomball 77377
  • Bigger than 96% of homes in Harris County
  • Has a bigger lot than 81% of homes in Harris County
  • Newer than 94% of homes in Harris County

What homes are worth in Tomball 77377

Each bar is how many homes fall in that price range. The marker is this home.

This home
$210K$1.6M

This home is worth more than 94% of homes in Tomball 77377.

How it measures up in Tomball 77377

The dot is this home. The mark in the middle is the typical home in Tomball 77377.

Estimated value$862,480
CheaperTypical $417,783Pricier

Pricier than 94% of homes nearby

Price per ft²$204
CheaperTypical $162Pricier

Pricier than 84% of homes nearby

Living area4,224 ft²
SmallerTypical 2,518 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.26 ac
SmallerTypical 0.19 acBigger

Bigger than 71% of homes nearby

Year built2021
OlderTypical 2005Newer

Newer than 87% of homes nearby

How 18519 Arbor Run Ln ranks against every home in each area.
MeasureThis homeTomball 77377Harris County
Estimated valuepricier than$862,48094% of homes94% of homes
Price per ft²pricier than$20484% of homes83% of homes
Living areabigger than4,224 ft²95% of homes96% of homes
Lot sizebigger than0.26 ac71% of homes81% of homes
Year builtnewer than202187% of homes94% of homes

About 18519 Arbor Run Ln

How much is 18519 Arbor Run Ln, Tomball, TX worth?

The TopHap Estimate for 18519 Arbor Run Ln, Tomball, TX is $862,480 as of Aug 30, 2026. The likely range is $815,053 to $909,907. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18519 Arbor Run Ln, Tomball, TX last sell?

18519 Arbor Run Ln, Tomball, TX last sold on Mar 1, 2022 for $800,000, according to the county's recorded deed.

How big is 18519 Arbor Run Ln, Tomball, TX?

18519 Arbor Run Ln, Tomball, TX has 5 bedrooms, 5.5 bathrooms, 4,224 square feet of living space and a 0.26-acre lot.

When was 18519 Arbor Run Ln, Tomball, TX built?

18519 Arbor Run Ln, Tomball, TX was built in 2021, making it 5 years old. The building has 2 stories.

What schools serve 18519 Arbor Run Ln, Tomball, TX?

18519 Arbor Run Ln, Tomball, TX is assigned to Wildwood Elementary School (elementary), rated A+; Tomball Memorial High School (high), rated A; Grand Lakes Junior High School (middle), rated A. All sit in Tomball Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18519 Arbor Run Ln, Tomball, TX compare to other homes in Tomball 77377?

Among the 16,186 homes in Tomball 77377, it is worth more than 94% of them ($862,480 against a typical $417,783), its price per square foot is higher than 84% of them ($204 against a typical $162), it is bigger than 95% of them (4,224 ft² against a typical 2,518 ft²), its lot is bigger than 71% of them (0.26 ac against a typical 0.19 ac) and it is newer than 87% of them (2021 against a typical 2005). Measured against all of Harris County, it is worth more than 94% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 18519 Arbor Run Ln, Tomball, TX?

The 2025 property tax bill for 18519 Arbor Run Ln, Tomball, TX was $19,327. The county assessed it at $817,207.

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